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Diffstat (limited to 'arch/mips/include/asm/mipsregs.h')
-rw-r--r--arch/mips/include/asm/mipsregs.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index a581d60cbcc..49382d5e891 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -251,6 +251,14 @@
#define PL_256M 28
/*
+ * PageGrain bits
+ */
+#define PG_RIE (_ULCAST_(1) << 31)
+#define PG_XIE (_ULCAST_(1) << 30)
+#define PG_ELPA (_ULCAST_(1) << 29)
+#define PG_ESP (_ULCAST_(1) << 28)
+
+/*
* R4x00 interrupt enable / cause bits
*/
#define IE_SW0 (_ULCAST_(1) << 8)
@@ -406,6 +414,16 @@
#define ST0_XX 0x80000000 /* MIPS IV naming */
/*
+ * Bitfields and bit numbers in the coprocessor 0 IntCtl register. (MIPSR2)
+ *
+ * Refer to your MIPS R4xx0 manual, chapter 5 for explanation.
+ */
+#define INTCTLB_IPPCI 26
+#define INTCTLF_IPPCI (_ULCAST_(7) << INTCTLB_IPPCI)
+#define INTCTLB_IPTI 29
+#define INTCTLF_IPTI (_ULCAST_(7) << INTCTLB_IPTI)
+
+/*
* Bitfields and bit numbers in the coprocessor 0 cause register.
*
* Refer to your MIPS R4xx0 manual, chapter 5 for explanation.
@@ -434,6 +452,8 @@
#define CAUSEF_IV (_ULCAST_(1) << 23)
#define CAUSEB_CE 28
#define CAUSEF_CE (_ULCAST_(3) << 28)
+#define CAUSEB_TI 30
+#define CAUSEF_TI (_ULCAST_(1) << 30)
#define CAUSEB_BD 31
#define CAUSEF_BD (_ULCAST_(1) << 31)
@@ -564,6 +584,10 @@
#define MIPS_CONF3_DSP (_ULCAST_(1) << 10)
#define MIPS_CONF3_ULRI (_ULCAST_(1) << 13)
+#define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0)
+#define MIPS_CONF4_MMUEXTDEF (_ULCAST_(3) << 14)
+#define MIPS_CONF4_MMUEXTDEF_MMUSIZEEXT (_ULCAST_(1) << 14)
+
#define MIPS_CONF7_WII (_ULCAST_(1) << 31)
#define MIPS_CONF7_RPS (_ULCAST_(1) << 2)
@@ -814,6 +838,9 @@ do { \
#define read_c0_pagemask() __read_32bit_c0_register($5, 0)
#define write_c0_pagemask(val) __write_32bit_c0_register($5, 0, val)
+#define read_c0_pagegrain() __read_32bit_c0_register($5, 1)
+#define write_c0_pagegrain(val) __write_32bit_c0_register($5, 1, val)
+
#define read_c0_wired() __read_32bit_c0_register($6, 0)
#define write_c0_wired(val) __write_32bit_c0_register($6, 0, val)